Synthetic peptides

Up to now, it was assumed that the amino group of one amino acid combined with the acid group of another. Now this was proven because a peptide chain 18 amino acids long was synthesized in a lab, and matched the properties of the naturally peptide.
 Emil Hermann Fischer Germany 1907 Synthetic peptides

Up to now, it was assumed that the amino group of one amino acid combined with the acid group of another. Now this was proven because a peptide chain 18 amino acids long was synthesized in a lab, and matched the properties of the naturally peptide.